DTFW系列液體變面積流量計測量水的流量，測量精度為全尺寸的±2%。 持久的金屬結構確保了巨大的兼容性和強度，以承受系統壓力高達3000 psig (200 bar)。 可提供1/4"、1/2"和1"連接，結構可選用優質黃銅或不銹鋼。 來預先校準水平在線安裝。
耐用的金屬結構確保了高可靠性和強度，可承受高達3000 psig (200 bar)的系統壓力 防震結構，不同于玻璃管可變面積流量計，使用壽命長可在高溫、高振動、易沖擊的環境下精確預成型
產品應用
根據油槽、液壓設備、燃氣設備、換熱器底部和頂部的壓力差，監測過濾器或過濾器之間的壓降
Service:DTFW: Compatible liquids; DTFA: Compatible gases.
Wetted Materials:
Body: 316 SS, brass or aluminum; Spring: 302 SS or PTFE-coated; Range spring: 302 SS; Magnet: PTFE-coated; Metering cone: Acetal or PTFE; Seals: Buna.
Temperature Limits:-40 to 200°F (-40 to 93°C).
Pressure Limits:
DTFW-3S: 1500 psig (100 bar); All other DTFW models: 3000 psig (200 bar); DTFA: 3000 psig (200 bar).
Accuracy:Liquid/oil calibration: ±2% FS; Air calibration: ±5% FS.
Repeatability:±1% FS.
Size:Diameter dial face 2.5" (63.5 mm).
Process Connection:See model chart on catalog page.
Weight:
DTFW-1B and 1S: 3 lb (1.36 kg); DTFW-2B and 2S: 5 lb (2.27 kg); DTFW- 3S: 10 lb (4.54 kg); DTFA-1A: 3 lb (1.36 kg); DTFA-2A: 5 lb (2.27 kg).
| Model | Description |
|---|---|
| DTFW-1B-1W | Range 0-1 GPM water, 1/4" npt, brass body |
| DTFW-1B-2W | Range 0-2 GPM water, 1/4" npt, brass body |
| DTFW-1B-3W | Range 0-3 GPM water, 1/4" npt, brass body |
| DTFW-1B-4W | Range 0-4 GPM water, 1/4" npt, brass body |
| DTFW-1B-5W | Range 0-5 GPM water, 1/4" npt, brass body |
| DTFW-1S-1W | Range 0-1 GPM water, 1/4" npt, ss body |
| DTFW-1S-2W | Range 0-2 GPM water, 1/4" npt, ss body |
| DTFW-1S-3W | Range 0-3 GPM water, 1/4" npt, ss body |
| DTFW-1S-4W | Range 0-4 GPM water, 1/4" npt, ss body |
| DTFW-1S-5W | Range 0-5 GPM water, 1/4" npt, ss body |
| DTFW-2B-10W | Range 0-10 GPM water, 1/2" npt, brass body |
| DTFW-2B-1W | Range 0-1 GPM water, 1/2" npt, brass body |
| DTFW-2B-2W | Range 0-2 GPM water, 1/2" npt, brass body |
| DTFW-2B-3W | Range 0-3 GPM water, 1/2" npt, brass body |
| DTFW-2B-4W | Range 0-4 GPM water, 1/2" npt, brass body |
| DTFW-2B-5W | Range 0-5 GPM water, 1/2" npt, brass body |
| DTFW-2B-8W | Range 0-8 GPM water, 1/2" npt, brass body |
| DTFW-2S-10W | Range 0-10 GPM water, 1/2" npt, ss body |
| DTFW-2S-1W | Range 0-1 GPM water, 1/2" npt, ss body |
| DTFW-2S-2W | Range 0-2 GPM water, 1/2" npt, ss body |
| DTFW-2S-3W | Range 0-3 GPM water, 1/2" npt, ss body |
| DTFW-2S-4W | Range 0-4 GPM water, 1/2" npt, ss body |
